49863-03-8 5''-Aminodeoxybutirosin A Aminodeoxybutyrosin A D-Streptamine, O-5-amino-5-deoxy-beta-D-xylofuranosyl-(1-5)-O-(2,6-diamino-2,6-dideoxy-alpha-D-glucopyranosyl-(1-4))-N(sup 1)-(4-amino-2-hydroxy-1-oxobutyl)-2-deoxy-, (S)-